Leonard Graves "Buddy" Edelen (September 22, 1937 – February 19, 1997) was an American marathoner. Based in England for most of his prime competitive years, in 1963 Edelen became the first man to run a marathon faster than 2 hours and 15 minutes when he set a world record of 2:14:28. Edelen also won the 1964 U.S. Olympic marathon trials and represented the U.S. in the 1964 Summer Olympics in Tokyo, Japan.